Pipe joint assembly device

Abstract

The application provides a pipe joint assembling device, and relates to the technical field of pipe assembling automation equipment, which comprises an assembling disc, a body assembling mechanism, a clamping ring assembling mechanism, a large sealing ring assembling mechanism, a small sealing ring assembling mechanism and a clamping spring assembling mechanism; a plurality of assembling stations are arranged on the assembling disc and are arranged at intervals along the circumferential direction of the assembling disc; the body assembling mechanism places a material body to a corresponding assembling station; the clamping ring assembling mechanism, the large sealing ring assembling mechanism, the small sealing ring assembling mechanism and the clamping spring assembling mechanism successively install a clamping ring, a large sealing ring, a small sealing ring and a clamping spring to the material body in the corresponding assembling station; the pipe joint is assembled through the automatic assembling equipment, and the technical problem that the existing art has the manual assembling pipe joint to cause the low efficiency, the high labor intensity, the high cost, the installation quality cannot be guaranteed and the waste is easily caused is solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pipeline assembly automation equipment, in particular to a pipeline joint assembly device. BACKGROUND

[0002] Many pipelines and parts are contained in the automobile pipeline system, which are usually connected through connecting joints and male joints. One pipeline and part is fixedly connected with the male joint, and another pipeline is fixedly connected with the connecting joint. The male joint is inserted into the connecting joint, and the convex disc provided on the male joint is buckled with the inside of the connecting joint. A more environmentally friendly, low-cost and safe automobile pipeline system has become a future development trend.

[0003] In the prior art, most automobile pipeline joints are mainly assembled by manual labor. Manual assembly has low efficiency, high labor intensity, high cost, unstable quality of manually assembled joints, and causes waste. SUMMARY

[0004] The present application aims to provide a pipeline joint assembly device to alleviate the technical problems of low efficiency, high labor intensity, high cost, and installation quality that cannot be guaranteed, which are caused by manual assembly of pipeline joints in the prior art.

[0005] The pipeline joint assembly device provided by the present application comprises an assembly disc, a body assembly mechanism, a clasp ring assembly mechanism, a large sealing ring assembly mechanism, a small sealing ring assembly mechanism, and a clasp spring assembly mechanism.

[0006] A plurality of assembly stations are arranged on the assembly disc, and the assembly stations are arranged along the circumferential direction of the assembly disc.

[0007] The body assembly mechanism, the clasp ring assembly mechanism, the large sealing ring assembly mechanism, the small sealing ring assembly mechanism, and the clasp spring assembly mechanism are arranged along the circumferential direction of the assembly disc. The assembly disc is used to drive the plurality of assembly stations to rotate, so that each assembly station is arranged in correspondence with the body assembly mechanism, the clasp ring assembly mechanism, the large sealing ring assembly mechanism, the small sealing ring assembly mechanism, and the clasp spring assembly mechanism in sequence. The body assembly mechanism is used to place the material body in the corresponding assembly station. The clasp ring assembly mechanism, the large sealing ring assembly mechanism, the small sealing ring assembly mechanism, and the clasp spring assembly mechanism are used to install the clasp ring, the large sealing ring, the small sealing ring, and the clasp spring in the material body in the corresponding assembly station in sequence.

[0008] In a preferred embodiment of the present application, the clasp ring assembly mechanism comprises a clasp ring vibration disc, a clasp ring conveying guide rail, a jacking cylinder, a first driving part, a first clamping jaw part, and a first horizontal moving part.

[0009] Each of the assembly stations has a basic tool, the snap ring vibrating disc is in transmission connection with the snap ring conveying guide rail, one end of the snap ring conveying guide rail away from the snap ring vibrating disc has a first outlet, the lifting cylinder is arranged corresponding to the first outlet;

[0010] The first clamping jaw part is connected with the first driving part, the first driving part is used for driving the first clamping jaw part to reciprocate along the direction close to or away from the first outlet, the lifting cylinder is used for ejecting the snap ring of the first outlet, and the first clamping jaw part can clamp the snap ring ejected by the lifting cylinder;

[0011] The first driving part is connected with the first transverse moving part, the first transverse moving part is used for driving the first clamping jaw part to reciprocate along the position of the first outlet to the corresponding assembly station, so that the snap ring is placed on the basic tool of the corresponding assembly station through the first clamping jaw part.

[0012] In the preferred embodiment of the present application, the large sealing ring assembly mechanism comprises a large sealing ring vibrating disc, a large sealing ring conveying guide rail, a second driving part, an expanding part and a second transverse moving part;

[0013] The large sealing ring vibrating disc is in transmission connection with the large sealing ring conveying guide rail, one end of the large sealing ring conveying guide rail away from the large sealing ring vibrating disc has a second outlet;

[0014] The expanding part is connected with the second driving part, the second driving part is used for driving the expanding part to reciprocate along the direction close to or away from the second outlet, and the expanding part can extend into the second outlet to support the large sealing ring to be taken out of the second outlet;

[0015] The second driving part is connected with the second transverse moving part, the second transverse moving part is used for driving the expanding part to reciprocate along the position of the second outlet to the corresponding assembly station, so that the large sealing ring is placed on the basic tool of the corresponding assembly station through the expanding part.

[0016] In the preferred embodiment of the present application, the large sealing ring assembly mechanism further comprises a first detection sensor and a second detection sensor;

[0017] The first detection sensor is located on one side of the assembly disc, the first detection sensor is arranged opposite to the corresponding assembly station of the large sealing ring assembly mechanism, and the first detection sensor is used for identifying whether the expanding part places the large sealing ring on the corresponding basic tool;

[0018] The second detection sensor is located on one side of the second outlet, and the second detection sensor is used for detecting whether the expanding part takes out the large sealing ring.

[0019] In the preferred embodiment of the present application, the body assembling mechanism comprises a body vibration disc, a body conveying rail, a positioning part, a third driving part, a second clamping jaw part and a third transverse moving part;

[0020] The body vibration disc is connected with the body conveying rail and the positioning part, the positioning part is provided with a body assembling position for placing the material body conveyed by the body conveying rail, the second clamping jaw part is connected with the third driving part, the second clamping jaw part can clamp the material at the body assembling position, and the third driving part is used to drive the second clamping jaw part to reciprocate along the direction close to or away from the body assembling position;

[0021] The third driving part is connected with the third transverse moving part, the third transverse moving part is used to drive the second clamping jaw part to reciprocate along the body assembling position to the corresponding assembling station, so as to place the material body at the body assembling position on the corresponding assembling station by the second clamping jaw part, and the material body is sleeved on the basic tooling, so that the large sealing ring and the snap ring are clamped and fixed with the inner wall of the material body.

[0022] In the preferred embodiment of the present application, the body assembling mechanism further comprises an inductor;

[0023] The inductor is located on one side of the assembling disc, the inductor is arranged opposite to the corresponding assembling station of the body assembling mechanism, and the inductor is used to identify whether the second clamping jaw part places the material body on the corresponding assembling station.

[0024] In the preferred embodiment of the present application, the small sealing ring assembling mechanism comprises a small sealing ring vibration disc, a small sealing ring conveying rail, a fourth driving part, a third clamping jaw part, a fourth transverse moving part, a strutting part, a fourth clamping jaw part and a fifth driving part;

[0025] The small sealing ring vibration disc is drivingly connected with the small sealing ring conveying rail, and one end of the small sealing ring conveying rail away from the small sealing ring vibration disc is provided with a third outlet;

[0026] The third clamping jaw part is connected with the fourth driving part, the fourth driving part is used to drive the third clamping jaw part to reciprocate along the direction close to or away from the third outlet, and the third clamping jaw part can extend into the third outlet to take out the small sealing ring from the third outlet;

[0027] The fourth driving part is connected with the fourth transverse moving part, the opening part is located between the third outlet and the assembling disc, the fourth transverse moving part is used for driving the third clamping jaw part to reciprocate along the position of the third outlet to the corresponding opening part, so that the third clamping jaw part places the small sealing ring on the opening part, and the opening part is used for expanding and opening the small sealing ring;

[0028] The fourth clamping jaw part is connected with the fifth driving part, the fifth driving part is used for driving the fourth clamping jaw part to reciprocate along the direction close to or away from the opening part, and the fourth clamping jaw part can extend into the inner wall of the small sealing ring, so as to expand and take out the small sealing ring after being opened;

[0029] The fifth driving part is connected with the fourth transverse moving part, the fourth transverse moving part is used for driving the fourth clamping jaw part to reciprocate along the position of the opening part to the corresponding assembling station, so that the fourth clamping jaw part is sleeved on the sealing groove of the material body on the corresponding assembling station.

[0030] In the preferred embodiment of the present application, the spring assembling mechanism comprises a spring vibration disc, a spring conveying guide rail, a spring clamping part, a fifth transverse moving part and a spring pushing part.

[0031] The spring vibration disc is connected with the spring conveying guide rail, and the end of the spring conveying guide rail away from the spring vibration disc is used for extending the spring.

[0032] The spring clamping part is connected with the fifth transverse moving part, the fifth transverse moving part is used for driving the spring clamping part to reciprocate along the extension position of the spring conveying guide rail and the corresponding assembling station, the spring clamping part has a clamping groove for clamping the spring, and the spring pushing part is arranged corresponding to the corresponding assembling station, and the spring pushing part is used for pushing the spring in the clamping groove to the outside of the material body on the corresponding assembling station.

[0033] In the preferred embodiment of the present application, a first mechanical hand and a gas tightness testing mechanism are further included.

[0034] The first mechanical hand is located on one side of the assembling disc, and is used for clamping the pipe joint formed by the assembled material body to the gas tightness testing mechanism.

[0035] The gas tightness testing mechanism comprises a first plug, a second plug and a gas pressure difference sensor, a test space is formed between the first plug and the second plug, the assembled material body is accommodated in the test space, the first plug and the second plug are respectively sealed and abutted against two ends of the material body, and the gas pressure difference sensor is used for detecting the gas tightness of the material body.

[0036] In the preferred embodiment of the present application, a second robot, an image detection mechanism, a finished product storage mechanism and a non-finished product storage mechanism are further included.

[0037] The second robot can hold the pipe joint after detection to the image detection mechanism, the image detection mechanism can detect whether the pipe joint is assembled, and the assembled pipe joint is held to the finished product storage mechanism by the second robot, and the non-finished pipe joint is held to the non-finished product storage mechanism.

[0038] The pipe joint assembling device provided by the present application comprises an assembling disc, a body assembling mechanism, a snap ring assembling mechanism, a large sealing ring assembling mechanism, a small sealing ring assembling mechanism and a circlip assembling mechanism. A plurality of assembling stations are arranged on the assembling disc and are arranged at intervals along the circumferential direction of the assembling disc. The body assembling mechanism, the snap ring assembling mechanism, the large sealing ring assembling mechanism, the small sealing ring assembling mechanism and the circlip assembling mechanism are arranged at intervals along the circumferential direction of the assembling disc. The assembling disc drives the plurality of assembling stations to rotate, so that each assembling station is arranged in correspondence with the body assembling mechanism, the snap ring assembling mechanism, the large sealing ring assembling mechanism, the small sealing ring assembling mechanism and the circlip assembling mechanism in sequence. The body assembling mechanism places a material body in the corresponding assembling station, and the snap ring assembling mechanism, the large sealing ring assembling mechanism, the small sealing ring assembling mechanism and the circlip assembling mechanism install a snap ring, a large sealing ring, a small sealing ring and a circlip in the material body in the corresponding assembling station in sequence. The pipe joint is assembled by the automatic assembling equipment, which relieves the technical problems of low efficiency, high labor intensity, high cost and poor installation quality caused by manual assembly of the pipe joint in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0039] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed in the specific embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0040] Figure 1 The overall structure schematic diagram of the pipe joint assembling device provided by the embodiment of the present application is shown in the figure.

[0041] Figure 2 The structure schematic diagram of the snap ring assembling mechanism of the pipe joint assembling device provided by the embodiment of the present application is shown in the figure.

[0042] Figure 3 The structure schematic diagram of the large sealing ring assembling mechanism of the pipe joint assembling device provided by the embodiment of the present application is shown in the figure.

[0043] Figure 4 Structure diagram of body assembling mechanism of pipeline joint assembling device provided by the embodiment of the present application;

[0044] Figure 5 Structure diagram of small sealing ring assembling mechanism of pipeline joint assembling device provided by the embodiment of the present application;

[0045] Figure 6 Structure diagram of snap spring assembling mechanism of pipeline joint assembling device provided by the embodiment of the present application;

[0046] Figure 7 Structure diagram of air tightness testing mechanism of pipeline joint assembling device provided by the embodiment of the present application;

[0047] Figure 8 Structure diagram of image detection mechanism of pipeline joint assembling device provided by the embodiment of the present application.

[0048] Figure: 100-assembly disc; 101-assembly station; 102-basic tool; 20-body assembling mechanism; 201-body vibration disc; 202-body conveying guide rail; 203-positioning part; 204-third driving part; 205-second clamping jaw part; 206-third transverse moving part; 207-inductor; 208-material body; 300-clasp ring assembling mechanism; 301-clasp ring vibration disc; 302-clasp ring conveying guide rail; 312-first outlet; 303-lifting air cylinder; 304-first driving part; 305-first clamping jaw part; 306-first transverse moving part; 400-large sealing ring assembling mechanism; 401-large sealing ring vibration disc; 402-large sealing ring conveying guide rail; 403-second driving part; 404-expanding part; 405-second transverse moving part; 406-first detection sensor; 407-second detection sensor; 500-small sealing ring assembling mechanism; 501-small sealing ring vibration disc; 502-small sealing ring conveying guide rail; 503-fourth driving part; 504-third clamping jaw part; 505-fourth transverse moving part; 506-expanding part; 507-fourth clamping jaw part; 508-fifth driving part; 600-snap spring assembling mechanism; 601-snap spring vibration disc; 602-snap spring conveying guide rail; 603-snap spring clamping part; 613-clamping groove; 604-fifth transverse moving part; 605-snap spring pushing part; 606-snap spring; 700-first mechanical hand; 800-air tightness testing mechanism; 801-first plug; 802-second plug; 803-air pressure difference sensor; 900-second mechanical hand; 110-image detection mechanism; 120-finished product storage mechanism; 130-non-finished product storage mechanism. DETAILED DESCRIPTION

[0049] The technical solutions of the present application will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of the present application.

[0050] As shown in Figures 1-8 The pipe joint assembly device provided by the embodiment comprises an assembly disc 100, a body assembly mechanism 20, a snap ring assembly mechanism 300, a large sealing ring assembly mechanism 400, a small sealing ring assembly mechanism 500, and a clasp spring assembly mechanism 600. The assembly disc 100 is provided with a plurality of assembly stations 101, which are arranged at intervals along the circumferential direction of the assembly disc 100. The body assembly mechanism 20, the snap ring assembly mechanism 300, the large sealing ring assembly mechanism 400, the small sealing ring assembly mechanism 500, and the clasp spring assembly mechanism 600 are arranged at intervals along the circumferential direction of the assembly disc 100. The assembly disc 100 is used to drive the plurality of assembly stations 101 to rotate, so that each assembly station 101 is arranged in correspondence with the body assembly mechanism 20, the snap ring assembly mechanism 300, the large sealing ring assembly mechanism 400, the small sealing ring assembly mechanism 500, and the clasp spring assembly mechanism 600 in sequence. The body assembly mechanism 20 is used to place a material body 208 into the corresponding assembly station 101. The snap ring assembly mechanism 300, the large sealing ring assembly mechanism 400, the small sealing ring assembly mechanism 500, and the clasp spring assembly mechanism 600 are used to install a snap ring, a large sealing ring, a small sealing ring, and a clasp spring 606 into the material body 208 in the corresponding assembly station 101 in sequence.

[0051] The pipe joint assembly device provided by the embodiment can automatically assemble the pipe joint, and preferably can assemble the automobile pipe joint. Specifically, the assembly disc 100 is located at the central position of the body assembly mechanism 20, the snap ring assembly mechanism 300, the large sealing ring assembly mechanism 400, the small sealing ring assembly mechanism 500, and the clasp spring assembly mechanism 600. The assembly disc 100 is provided with at least five assembly stations 101. The assembly disc 100 can rotate the assembly stations 101 along the snap ring assembly mechanism 300, the large sealing ring assembly mechanism 400, the body assembly mechanism 20, the small sealing ring assembly mechanism 500, and the clasp spring assembly mechanism 600 in sequence. The internal and external parts of the pipe joint are assembled in a directional manner by mechanical operation, which realizes high-efficiency and high-quality assembly requirements.

[0052] It should be noted that the automatic control program used in the embodiment belongs to the conventional control program in the field. The controller and the control program are not limited here, and any controller and control program in the field can be used.

[0053] The pipe joint assembling device provided by the embodiment comprises an assembling disc 100, a body assembling mechanism 20, a snap ring assembling mechanism 300, a large sealing ring assembling mechanism 400, a small sealing ring assembling mechanism 500 and a circlip assembling mechanism 600. The assembling disc 100 is provided with a plurality of assembling stations 101 which are arranged at intervals along the circumferential direction of the assembling disc 100. The body assembling mechanism 20, the snap ring assembling mechanism 300, the large sealing ring assembling mechanism 400, the small sealing ring assembling mechanism 500 and the circlip assembling mechanism 600 are arranged at intervals along the circumferential direction of the assembling disc 100. The assembling disc 100 drives the plurality of assembling stations 101 to rotate so that each assembling station 101 is arranged in correspondence with the body assembling mechanism 20, the snap ring assembling mechanism 300, the large sealing ring assembling mechanism 400, the small sealing ring assembling mechanism 500 and the circlip assembling mechanism 600 in turn. The body assembling mechanism 20 places a material body 208 into the corresponding assembling station 101. The snap ring assembling mechanism 300, the large sealing ring assembling mechanism 400, the small sealing ring assembling mechanism 500 and the circlip assembling mechanism 600 install a snap ring, a large sealing ring, a small sealing ring and a circlip 606 into the material body 208 in the corresponding assembling station 101 in turn. The pipe joint is assembled by the automatic assembling equipment, thereby relieving the technical problems of low efficiency, high labor intensity, high cost and poor installation quality caused by manual assembly of the pipe joint in the prior art.

[0054] On the basis of the above embodiment, further, in the preferred embodiment of the present application, the snap ring assembling mechanism 300 comprises a snap ring vibrating disc 301, a snap ring conveying guide rail 302, a jacking cylinder 303, a first driving part 304, a first clamping jaw part 305 and a first horizontal moving part 306. Each assembling station 101 is provided with a basic tool 102. The snap ring vibrating disc 301 is in transmission connection with the snap ring conveying guide rail 302. The snap ring conveying guide rail 302 is provided with a first outlet 312 at the end far away from the snap ring vibrating disc 301. The jacking cylinder 303 is arranged in correspondence with the first outlet 312. The first clamping jaw part 305 is connected with the first driving part 304. The first driving part 304 is used to drive the first clamping jaw part 305 to move back and forth along the direction close to or far away from the first outlet 312. The jacking cylinder 303 is used to eject the snap ring from the first outlet 312. The first clamping jaw part 305 can clamp the snap ring ejected by the jacking cylinder 303. The first driving part 304 is connected with the first horizontal moving part 306. The first horizontal moving part 306 is used to drive the first clamping jaw part 305 to move back and forth along the position of the first outlet 312 to the corresponding assembling station 101, so as to place the snap ring on the basic tool 102 of the corresponding assembling station 101 by the first clamping jaw part 305.

[0055] In the embodiment, the snap ring vibration disc 301 and the snap ring conveying guide rail 302 form directional vibration conveying, and the vibration of the snap ring vibration disc 301 can ensure that the snap rings are conveyed along the snap ring conveying guide rail 302 in sequence. When the snap ring moves to the position of the first outlet 312, the first outlet 312 is arranged in the form of a through hole at this time, and the top lifting cylinder 303 can lift the snap ring at the first outlet 312. The first driving part 304 can adopt a linear driver, for example, a hydraulic cylinder, a pneumatic cylinder or a linear motor, and drives the first clamping jaw part 305 to move vertically downward. The first clamping jaw part 305 can clamp the snap ring extending from the positioning part 203 by opening and closing the clamping jaw. The first driving part 304 drives the first clamping jaw part 305 to move vertically upward. The first horizontal moving part 306 can adopt a horizontal moving driver, for example, a driving cylinder and a guide rail cooperation structure, or a linear motor, and drives the first driving part 304 and the first clamping jaw part 305 to move towards the assembly disc 100. When the first clamping jaw part 305 moves to the position of the corresponding assembly station 101, the first driving part 304 drives the first clamping jaw part 305 to move vertically downward, and the first clamping jaw part 305 places the snap ring on the basic tooling 102 of the assembly station 101. The basic tooling 102 can be arranged corresponding to the snap ring structure required to be installed on the pipe joint, and the basic tooling 102 can ensure the ring-shaped support of the snap ring.

[0056] In the preferred embodiment of the present application, the large sealing ring assembly mechanism 400 comprises a large sealing ring vibration disc 401, a large sealing ring conveying guide rail 402, a second driving part 403, an expansion part 404 and a second horizontal moving part 405. The large sealing ring vibration disc 401 is drivingly connected with the large sealing ring conveying guide rail 402. The large sealing ring conveying guide rail 402 is provided with a second outlet at one end away from the large sealing ring vibration disc 401. The expansion part 404 is connected with the second driving part 403. The second driving part 403 is used to drive the expansion part 404 to reciprocate along the direction close to or away from the second outlet. The expansion part 404 can extend into the second outlet to support the large sealing ring out of the second outlet. The second driving part 403 is connected with the second horizontal moving part 405. The second horizontal moving part 405 is used to drive the expansion part 404 to reciprocate along the position of the second outlet to the corresponding assembly station 101, so as to place the large sealing ring on the basic tooling 102 of the corresponding assembly station 101 by the expansion part 404.

[0057] In the embodiment, the large sealing ring vibration disc 401 and the large sealing ring conveying guide rail 402 form directional vibration conveying, the vibration of the large sealing ring vibration disc 401 can ensure that the large sealing ring is conveyed along the large sealing ring conveying guide rail 402 in sequence, when the large sealing ring moves to the second outlet position, at this time, the first outlet 312 is arranged in the through hole, the second driving part 403 can adopt a linear driver, for example, a hydraulic cylinder, an air cylinder or a linear motor, etc., the second driving part 403 drives the expansion part 404 to move vertically downward, the expansion part 404 can adopt an expansion cylinder, when the expansion part 404 is in the contracted state, the expansion part 404 extends into the position of the first outlet 312 and penetrates the large sealing ring, at this time, the expansion part 404 is radially expanded, when the expansion part 404 and the large sealing ring form the clamping butt joint, the second driving part 403 drives the expansion part 404 to move vertically upward, the second transverse moving part 405 can adopt a transverse moving driver, for example, a driving cylinder and a guide rail cooperation structure, or a linear motor, etc., the second transverse moving part 405 drives the second driving part 403 and the expansion part 404 to move towards the assembling disc 100, when the expansion part 404 moves to the position corresponding to the assembling station 101, the second driving part 403 drives the expansion part 404 to move vertically downward, the expansion part 404 is butt jointed with the basic tooling 102, at this time, the expansion part 404 can be contracted, and the large sealing ring can fall on the basic tooling 102 of the assembling station 101; wherein, the basic tooling 102 can be arranged corresponding to the large sealing ring structure required to be installed on the pipeline joint, the basic tooling 102 can ensure the annular support of the large sealing ring.

[0058] In the preferred embodiment of the application, the large sealing ring assembling mechanism 400 further comprises a first detection sensor 406 and a second detection sensor 407; the first detection sensor 406 is located on one side of the assembling disc 100, the first detection sensor 406 is arranged opposite to the assembling station 101 corresponding to the large sealing ring assembling mechanism 400, and the first detection sensor 406 is used for identifying whether the expansion part 404 places the large sealing ring on the corresponding basic tooling 102; the second detection sensor 407 is located on one side of the second outlet, and the second detection sensor 407 is used for detecting whether the expansion part 404 takes out the large sealing ring.

[0059] In the embodiment, the first detection sensor 406 and the second detection sensor 407 can both adopt image sensors. The second detection sensor 407 can detect whether there is a large sealing ring outside the expansion part 404. When no large sealing ring is detected outside the expansion part 404, the expansion part 404 is repeatedly moved into the second outlet by an automatic control program until the large sealing ring is on the expansion part 404, and then the next operation is performed. The first detection sensor 406 can detect whether the large sealing ring falls into the base tool 102 during the docking process of the expansion part 404 to the base tool 102, which can better avoid the possibility that the large sealing ring does not fall into the base tool 102 due to the expansion part 404 not being retracted to the position.

[0060] In the preferred embodiment of the present application, the body assembling mechanism 20 comprises a body vibration disc 201, a body conveying guide rail 202, a positioning part 203, a third driving part 204, a second clamping jaw part 205 and a third transverse moving part 206; the body vibration disc 201 is connected with the positioning part 203 through the body conveying guide rail 202, the positioning part 203 is provided with a body to be assembled position for placing the material body 208 conveyed by the body conveying guide rail 202, the second clamping jaw part 205 is connected with the third driving part 204, the second clamping jaw part 205 can clamp the material at the body to be assembled position, and the third driving part 204 is used to drive the second clamping jaw part 205 to reciprocally move along the direction close to or away from the body to be assembled position; the third driving part 204 is connected with the third transverse moving part 206, and the third transverse moving part 206 is used to drive the second clamping jaw part 205 to reciprocally move along the body to be assembled position to the corresponding assembly station 101, so as to place the material body 208 at the body to be assembled position on the corresponding assembly station 101 by the second clamping jaw part 205, and the material body 208 is sleeved on the base tool 102, so that the large sealing ring and the snap ring are clamped and fixed with the inner wall of the material body 208.

[0061] In the embodiment, the material body 208 is a pipe joint, the body vibration disc 201 and the body conveying rail 202 form directional vibration conveying, and the vibration of the body vibration disc 201 can ensure that the material body 208 is conveyed along the body conveying rail 202 in sequence. When the material body 208 moves to the position of the positioning portion 203, the positioning portion 203 can clamp the material body 208. The positioning portion 203 can adopt a positioning cylinder, and the positioning portion 203 has an opening towards the position of the body conveying rail 202. The third driving portion 204 can adopt a linear driver, for example, a hydraulic cylinder, a pneumatic cylinder or a linear motor, etc. The third driving portion 204 drives the second clamping jaw portion 205 to move vertically downwards. The positioning cylinder can be opened in the process that the second clamping jaw portion 205 approaches. The second clamping jaw portion 205 can clamp the material body 208 at the positioning cylinder by opening and closing the clamping jaw. The third driving portion 204 drives the second clamping jaw portion 205 to move vertically upwards. The third transverse moving portion 206 can adopt a transverse moving driver, for example, a driving cylinder and a guide rail cooperation structure, or a linear motor, etc. The third transverse moving portion 206 drives the third driving portion 204 and the second clamping jaw portion 205 to move towards the assembly disc 100. When the second clamping jaw portion 205 moves to the position of the corresponding assembly station 101, the third driving portion 204 drives the second clamping jaw portion 205 to move vertically downwards, and the second clamping jaw portion 205 buckles the material body 208 on the base tooling 102. The material body 208 can be sleeved outside the base tooling 102, and the snap ring can be clamped and fixed with the inner wall of the material body 208. The large sealing ring can be clamped and fixed with the inner sealing groove of the material body 208 under the action of the snap ring. At this time, the assembly of the snap ring and the large sealing ring in the pipe joint is completed.

[0062] In the preferred embodiment of the application, the body assembly mechanism 20 further comprises a sensor 207. The sensor 207 is located on one side of the assembly disc 100, and the sensor 207 is arranged opposite to the corresponding assembly station 101 of the body assembly mechanism 20. The sensor 207 is used to identify whether the second clamping jaw portion 205 places the material body 208 on the corresponding assembly station 101.

[0063] In the embodiment, the sensor 207 can adopt a position sensor, for example, an infrared sensor, an image sensor, etc. The sensor 207 can identify whether the pipe joint is placed in place, so as to ensure that the pipe joint can be connected with the snap ring and the large sealing ring.

[0064] In the preferred embodiment of the present application, the small sealing ring assembling mechanism 500 comprises a small sealing ring vibrating disc 501, a small sealing ring conveying guide rail 502, a fourth driving part 503, a third clamping jaw part 504, a fourth horizontal moving part 505, a stretching part 506, a fourth clamping jaw part 507 and a fifth driving part 508; the small sealing ring vibrating disc 501 is in transmission connection with the small sealing ring conveying guide rail 502, and the small sealing ring conveying guide rail 502 is provided with a third outlet at the end away from the small sealing ring vibrating disc 501; the third clamping jaw part 504 is connected with the fourth driving part 503, the fourth driving part 503 is used to drive the third clamping jaw part 504 to reciprocate along the direction close to or away from the third outlet, and the third clamping jaw part 504 can extend into the third outlet to take out the small sealing ring; the fourth driving part 503 is connected with the fourth horizontal moving part 505, the stretching part 506 is located between the third outlet and the assembling disc 100, and the fourth horizontal moving part 505 is used to drive the third clamping jaw part 504 to reciprocate along the position of the third outlet to the corresponding stretching part 506, so as to place the small sealing ring on the stretching part 506 by the third clamping jaw part 504, and the stretching part 506 is used to expand and open the small sealing ring; the fourth clamping jaw part 507 is connected with the fifth driving part 508, and the fifth driving part 508 is used to drive the fourth clamping jaw part 507 to reciprocate along the direction close to or away from the stretching part 506, and the fourth clamping jaw part 507 can extend into the inner wall of the small sealing ring to take out the expanded small sealing ring; the fifth driving part 508 is connected with the fourth horizontal moving part 505, and the fourth horizontal moving part 505 is used to drive the fourth clamping jaw part 507 to reciprocate along the position of the stretching part 506 to the corresponding assembling station 101, so as to wrap the small sealing ring on the sealing groove of the material body 208 in the corresponding assembling station 101 by the fourth clamping jaw part 507.

[0065] In the embodiment, the small sealing ring vibration disc 501 and the small sealing ring conveying guide rail 502 form directional vibration conveying, the vibration of the small sealing ring vibration disc 501 can ensure that the small sealing ring is conveyed along the small sealing ring conveying guide rail 502 in sequence, when the small sealing ring moves to the third outlet position, the third outlet is arranged in the form of a through hole at this time, the fourth driving part 503 can adopt a linear driver, for example, a hydraulic cylinder, a pneumatic cylinder or a linear motor, etc., the third clamping jaw part 504 is driven by the fourth driving part 503 to move vertically downward, the small sealing ring is clamped by the opening and closing clamping action of the third clamping jaw part 504, the fourth driving part 503 drives the third clamping jaw part 504 to move vertically upward, the fourth transverse moving part 505 can adopt a transverse moving driver, for example, a cooperation structure of a driving cylinder and a guide rail, or a linear motor, etc., the fourth driving part 503 and the clamping jaw part are driven by the fourth transverse moving part 505 to move to the opening part 506 position, the opening part 506 is located between the third outlet and the assembling disc 100, the opening part 506 can adopt a hexagonal clamping jaw structure, the small sealing ring is expanded by the opening part 506, at this time, the fifth driving part 508 can adopt a linear driver, for example, a hydraulic cylinder, a pneumatic cylinder or a linear motor, etc., the fourth clamping jaw part 507 is driven by the fifth driving part 508 to move vertically downward, the small sealing ring in the opening part is expanded internally by the opening action of the fourth clamping jaw part 507, at this time, the fifth driving part 508 drives the fourth clamping jaw part 507 to move vertically upward, the fifth driving part 508 and the fourth clamping jaw part 507 are driven by the fourth transverse moving part 505 to move to the assembling disc 100, when the fourth clamping jaw part 507 moves to the position corresponding to the assembling station 101, the fourth clamping jaw part 507 is driven by the fifth driving part 508 to move vertically downward, the fourth clamping part is clamped outside the material body 208 by the fourth clamping jaw part 507, the small sealing ring is sleeved into the sealing groove outside the material body 208 in the process of elastic contraction of the small sealing ring.

[0066] In the preferred embodiment of the application, the spring assembly mechanism 600 comprises a spring vibration disc 601, a spring conveying guide rail 602, a spring clamping part 603, a fifth transverse moving part 604 and a spring pushing part 605; the spring vibration disc 601 is connected with the spring conveying guide rail 602, and the end of the spring conveying guide rail 602 away from the spring vibration disc 601 is used to extend the spring 606; the spring clamping part 603 is connected with the fifth transverse moving part 604, the fifth transverse moving part 604 is used to drive the spring clamping part 603 to reciprocate along the extension position of the spring conveying guide rail 602 and the corresponding assembling station 101, the spring clamping part 603 has a clamping groove 613 for clamping the spring 606, and the spring pushing part 605 is arranged corresponding to the corresponding assembling station 101, and is used to push the spring 606 in the clamping groove 613 to the outside of the material body 208 on the corresponding assembling station 101.

[0067] In the embodiment, the circlip vibration disc 601 and the circlip conveying guide rail 602 form directional vibration conveying, and the vibration of the circlip vibration disc 601 can ensure that the circlips 606 are conveyed along the circlip conveying guide rail 602 in sequence. When the circlips move to the end of the circlip conveying guide rail 602, one end of the circlips 606 completely extends out of the circlip conveying guide rail 602 at this time. The fifth transverse moving part 604 can adopt a transverse moving driver, for example, a cooperation structure of a driving cylinder and a guide rail, or a linear motor, and the circlip clamping part 603 can be moved to the circlip conveying guide rail 602 by the fifth transverse moving part 604. Since the circlip clamping part 603 has a clamping groove 613 corresponding to the circlip conveying guide rail 602, the external part of the circlip 606 can be moved through the clamping groove 613. Since the circlip 606 has elasticity, the circlip 606 can be clamped at the end position of the clamping groove 613 during the movement of the fifth transverse moving part 604, and the clamping and taking out of the circlip 606 are completed. At this time, the fifth transverse moving part 604 can move the circlip clamping part 603 to the position of the assembly station 101 corresponding to the assembly disc 100. The circlip pushing part 605 can adopt a cooperation structure of a push plate and a cylinder, and the push plate is pushed into the clamping groove 613 by the cylinder to gradually push the circlip 606 in the clamping groove 613 to the external part of the material body 208, and the assembly of the circlip 606 is completed.

[0068] In the preferred embodiment of the application, the first mechanical hand 700 and the air tightness testing mechanism 800 are further included. The first mechanical hand 700 is located on one side of the assembly disc 100, and is used for clamping the pipe joint formed by the assembled material body 208 to the air tightness testing mechanism 800. The air tightness testing mechanism 800 includes a first plug 801, a second plug 802 and an air pressure difference sensor 803. The test space is formed between the first plug 801 and the second plug 802, and the assembled material body 208 is accommodated in the test space. The first plug 801 and the second plug 802 respectively seal and abut against the two ends of the material body 208. The air pressure difference sensor 803 is used for detecting the air tightness of the material body 208.

[0069] In the embodiment, the first mechanical hand 700 can carry the assembled pipe structure to the air tightness testing mechanism 800. The first plug 801 and the second plug 802 can both adopt a cylinder plug. The two ends of the pipe joint are blocked by the first plug 801 and the second plug 802 respectively. At this time, the air tightness of the pipe joint is detected by the air pressure difference sensor 803 to determine whether the pipe joint is air-tight and qualified.

[0070] In the preferred embodiment of the present application, a second robot 900, an image detecting mechanism 110, a finished product storage mechanism 120 and a non-finished product storage mechanism 130 are further included; the second robot 900 can hold the pipe joint after detection to the image detecting mechanism 110, the image detecting mechanism 110 can detect whether the pipe joint is assembled or not, and the assembled pipe joint is held by the second robot 900 to the finished product storage mechanism 120, and the non-assembled pipe joint is held by the second robot 900 to the non-finished product storage mechanism 130.

[0071] In the embodiment, as the final inspection part of the pipe joint, the second robot 900 holds the pipe joint after air tightness detection, the pipe joint with unqualified air tightness is put into the non-finished product storage mechanism 130 by the second robot 900, and the pipe joint with qualified air tightness is put into the image detecting mechanism 110, the image detecting mechanism 110 can adopt a CCD photographing structure, and the image detecting mechanism 110 can determine whether the pipe joint is assembled or not, the assembled pipe joint is put into the finished product storage mechanism 120 by the second robot 900, and the non-assembled pipe joint is held by the second robot 900 to the non-finished product storage mechanism 130 for temporary storage.

[0072] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A pipe fitting assembly apparatus, characterized by, include: Assembly plate (100), body assembly mechanism (20), retaining ring assembly mechanism (300), large sealing ring assembly mechanism (400), small sealing ring assembly mechanism (500) and retaining spring assembly mechanism (600); The assembly tray (100) is provided with a plurality of assembly stations (101), and the plurality of assembly stations (101) are arranged at intervals along the circumferential direction of the assembly tray (100). The body assembly mechanism (20), the retaining ring assembly mechanism (300), the large sealing ring assembly mechanism (400), the small sealing ring assembly mechanism (500), and the retaining spring assembly mechanism (600) are arranged at intervals along the circumference of the assembly disk (100). The assembly disk (100) is used to drive multiple assembly stations (101) to rotate, so that each assembly station (101) is sequentially connected to the body assembly mechanism (20), the retaining ring assembly mechanism (300), the large sealing ring assembly mechanism (400), the small sealing ring assembly mechanism (500), and the retaining spring assembly mechanism (600). The small sealing ring assembly mechanism (500) and the snap ring assembly mechanism (600) are arranged accordingly. The body assembly mechanism (20) is used to place the material body (208) to the corresponding assembly station (101). The snap ring assembly mechanism (300), the large sealing ring assembly mechanism (400), the small sealing ring assembly mechanism (500) and the snap ring assembly mechanism (600) install snap rings, large sealing rings, small sealing rings and snap rings (606) to the material body (208) in the corresponding assembly station (101) in sequence.

2. The plumbing fitting assembly of claim 1, wherein, The snap ring assembly mechanism (300) includes a snap ring vibratory plate (301), a snap ring conveying guide rail (302), a lifting cylinder (303), a first drive unit (304), a first gripper unit (305), and a first lateral movement unit (306); Each assembly station (101) has a basic tooling (102), the snap ring vibratory feeder (301) is connected to the snap ring conveying guide rail (302) in a transmission connection, the snap ring conveying guide rail (302) has a first outlet (312) at the end away from the snap ring vibratory feeder (301), and the lifting cylinder (303) is arranged correspondingly to the first outlet (312); The first gripper (305) is connected to the first drive (304). The first drive (304) is used to drive the first gripper (305) to reciprocate along the direction of approaching or moving away from the first outlet (312). The lifting cylinder (303) is used to push out the retaining ring of the first outlet (312). The first gripper (305) can clamp the retaining ring pushed out by the lifting cylinder (303). The first driving part (304) is connected with the first transverse moving part (306), the first transverse moving part (306) is used for driving the first clamping jaw part (305) to reciprocate along the position of the first outlet (312) to the corresponding assembly station (101), so as to place the circlip on the base tooling (102) of the corresponding assembly station (101) by the first clamping jaw part (305).

3. The plumbing fitting assembly of claim 2, wherein, The large sealing ring assembly mechanism (400) comprises a large sealing ring vibrating disc (401), a large sealing ring conveying guide rail (402), a second driving part (403), an expanding part (404) and a second transverse moving part (405); The large sealing ring vibrating disc (401) is in transmission connection with the large sealing ring conveying guide rail (402), and one end of the large sealing ring conveying guide rail (402) away from the large sealing ring vibrating disc (401) has a second outlet; The expanding part (404) is connected with the second driving part (403), the second driving part (403) is used for driving the expanding part (404) to reciprocate along the direction close to or away from the second outlet, and the expanding part (404) can extend into the second outlet to support the large sealing ring out of the second outlet; The second driving part (403) is connected with the second transverse moving part (405), and the second transverse moving part (405) is used for driving the expanding part (404) to reciprocate along the position of the second outlet to the corresponding assembly station (101), so as to place the large sealing ring on the base tooling (102) of the corresponding assembly station (101) by the expanding part (404).

4. The plumbing fitting assembly of claim 3, wherein, The large sealing ring assembly mechanism (400) further comprises a first detection sensor (406) and a second detection sensor (407); The first detection sensor (406) is located on one side of the assembly disc (100), the first detection sensor (406) is arranged opposite to the corresponding assembly station (101) of the large sealing ring assembly mechanism (400), and the first detection sensor (406) is used for identifying whether the expanding part (404) places the large sealing ring on the corresponding base tooling (102); The second detection sensor (407) is located on one side of the second outlet, and the second detection sensor (407) is used for detecting whether the expanding part (404) takes out the large sealing ring.

5. The plumbing fitting assembly of claim 3, wherein, The body assembly mechanism (20) comprises a body vibrating disc (201), a body conveying guide rail (202), a positioning part (203), a third driving part (204), a second clamping jaw part (205) and a third transverse moving part (206); The body vibration disc (201) is connected with the positioning part (203) through the body conveying guide rail (202), the positioning part (203) is provided with a body to be assembled position for placing the material body (208) conveyed through the body conveying guide rail (202), the second clamping jaw part (205) is connected with the third driving part (204), the second clamping jaw part (205) can clamp the material at the body to be assembled position, and the third driving part (204) is used for driving the second clamping jaw part (205) to reciprocate along the direction close to or away from the body to be assembled position; The third driving part (204) is connected with the third transverse moving part (206), the third transverse moving part (206) is used for driving the second clamping jaw part (205) to reciprocate along the body to be assembled position to the corresponding assembly station (101), so that the material body (208) of the body to be assembled position is placed on the corresponding assembly station (101) through the second clamping jaw part (205), and the material body (208) is sleeved on the basic tooling (102), so that the large sealing ring and the snap ring are clamped and fixed with the inner wall of the material body (208).

6. The plumbing fitting assembly of claim 5, wherein, The body assembling mechanism (20) further comprises an inductor (207); The inductor (207) is located on one side of the assembly disc (100), the inductor (207) is arranged opposite to the corresponding assembly station (101) of the body assembling mechanism (20), and the inductor (207) is used for identifying whether the second clamping jaw part (205) places the material body (208) on the corresponding assembly station (101).

7. The plumbing fitting assembly of claim 5, wherein, The small sealing ring assembling mechanism (500) comprises a small sealing ring vibration disc (501), a small sealing ring conveying guide rail (502), a fourth driving part (503), a third clamping jaw part (504), a fourth transverse moving part (505), a strutting part (506), a fourth clamping jaw part (507) and a fifth driving part (508); The small sealing ring vibration disc (501) is drivingly connected with the small sealing ring conveying guide rail (502), and one end, away from the small sealing ring vibration disc (501), of the small sealing ring conveying guide rail (502) is provided with a third outlet; The third clamping jaw part (504) is connected with the fourth driving part (503), the fourth driving part (503) is used for driving the third clamping jaw part (504) to reciprocate along the direction close to or away from the third outlet, and the third clamping jaw part (504) can extend into the third outlet to take out the small sealing ring from the third outlet; The fourth driving part (503) is connected with the fourth transverse moving part (505), the opening part (506) is located between the third outlet and the assembling disc (100), the third transverse moving part (206) is used for driving the third clamping jaw part (504) to reciprocate along the position of the third outlet to the corresponding opening part (506), so that the small sealing ring is placed on the opening part (506) by the third clamping jaw part (504), and the opening part (506) is used for expanding and opening the small sealing ring; The fourth clamping jaw part (507) is connected with the fifth driving part (508), the fifth driving part (508) is used for driving the fourth clamping jaw part (507) to reciprocate along the direction close to or away from the opening part (506), and the fourth clamping jaw part (507) can extend into the inner wall of the small sealing ring, so that the expanded small sealing ring is expanded and taken out; The fifth driving part (508) is connected with the fourth transverse moving part (505), and the fourth transverse moving part (505) is used for driving the fourth clamping jaw part (507) to reciprocate along the position of the opening part (506) to the corresponding assembling station (101), so that the small sealing ring is sleeved on the sealing groove of the material body (208) on the corresponding assembling station (101) through the fourth clamping jaw part (507).

8. The plumbing fitting assembly of claim 7, wherein, The snap spring assembling mechanism (600) comprises a snap spring vibrating disc (601), a snap spring conveying guide rail (602), a snap spring clamping part (603), a fifth transverse moving part (604) and a push snap spring part (605); The snap spring vibrating disc (601) is connected with the snap spring conveying guide rail (602), and one end of the snap spring conveying guide rail (602) away from the snap spring vibrating disc (601) is used for extending the snap spring (606); The snap spring clamping part (603) is connected with the fifth transverse moving part (604), the fifth transverse moving part (604) is used for driving the snap spring clamping part (603) to reciprocate along the extension position of the snap spring conveying guide rail (602) and the corresponding assembling station (101), the snap spring clamping part (603) has a clamping groove (613) for clamping the snap spring (606), the push snap spring part (605) is arranged corresponding to the corresponding assembling station (101), and the push snap spring part (605) is used for pushing the snap spring (606) in the clamping groove (613) to the outside of the material body (208) on the corresponding assembling station (101).

9. The fitting assembly of any of claims 1-8, wherein, Further comprising a first mechanical hand (700) and a gas tightness testing mechanism (800); The first mechanical hand (700) is located on one side of the assembling disc (100), and the first mechanical hand (700) is used for clamping the pipe joint formed by the assembled material body (208) to the gas tightness testing mechanism (800); The airtight test mechanism (800) comprises a first plug (801), a second plug (802) and an air pressure difference sensor (803); a test space is formed between the first plug (801) and the second plug (802), the material body (208) assembled is accommodated in the test space, the first plug (801) and the second plug (802) are respectively sealed against the two ends of the material body (208), and the air pressure difference sensor (803) is used for detecting the airtightness of the material body (208) inside.

10. The plumbing fitting assembly of claim 9, wherein, Further comprising a second mechanical arm (900), an image detection mechanism (110), a finished product storage mechanism (120) and a non-finished product storage mechanism (130); The second mechanical arm (900) can clamp the pipe joint after detection to the image detection mechanism (110), the image detection mechanism (110) can detect whether the pipe joint is assembled, so that the second mechanical arm (900) clamps the pipe joint assembled to the finished product storage mechanism (120) and clamps the pipe joint not assembled to the non-finished product storage mechanism (130).

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